Inventor
TAKASHIMA SUMIHIRO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “TAKASHIMA SUMIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAHA MOTOR CO LTD
11 patentsUS6352045B1Mar 5, 2002
Immobilization system for watercraft
YAMAHA MOTOR CO LTD90 citations97
US6125782AOct 3, 2000
Small craft with G.P.S.
YAMAHA MOTOR CO LTD68 citations94
US6032605AMar 7, 2000
Adjustable sponson system for watercraft
YAMAHA MOTOR CO LTD43 citations92
US5941188AAug 24, 1999
Display arrangement for watercraft
YAMAHA MOTOR CO LTD40 citations92
US7549900B2Jun 23, 2009
Operation control apparatus for planing boat
YAMAHA MOTOR CO LTD12 citations84
US7513807B2Apr 7, 2009
Operation control system for planing boat
YAMAHA MOTOR CO LTD9 citations78
US7186154B2Mar 6, 2007
Security system for watercraft
YAMAHA MOTOR CO LTD7 citations74
US6213041B1Apr 10, 2001
Speed sensor for personal watercraft
YAMAHA MOTOR CO LTD11 citations66
US5894087AApr 13, 1999
Speed sensor for watercraft
YAMAHA MOTOR CO LTD11 citations66
US11161585B2Nov 2, 2021
Boat
YAMAHA MOTOR CO LTD0 citations58
US10689070B2Jun 23, 2020
Boat and personal watercraft
YAMAHA MOTOR CO LTD0 citations48
YAMAHA MARINE KK
4 patentsUS7422495B2Sep 9, 2008
Operation control system for small boat
YAMAHA MARINE KK24 citations92
US7201620B2Apr 10, 2007
Operation control system for planing boat
YAMAHA MARINE KK20 citations92
US7131876B2Nov 7, 2006
Control device for small watercraft
YAMAHA MARINE KK11 citations83
US7053782B2May 30, 2006
Fuel overflow alarm system
YAMAHA MARINE KK5 citations62
OKI ELECTRIC IND CO LTD
3 patentsUS5398007AMar 14, 1995
Low-power baud rate generator including two oscillators
OKI ELECTRIC IND CO LTD30 citations92
US5180991AJan 19, 1993
Frequency adjustable RC oscillator
OKI ELECTRIC IND CO LTD32 citations92
US4962413AOct 9, 1990
Analog switch with minimized noise ascribable to gate capacitance
OKI ELECTRIC IND CO LTD19 citations70